Home / 87,912,006.30-131,868,009.45-60,702,227.10

Finding the Fourth Proportional to 87,912,006.30, 131,868,009.45 and 60,702,227.10

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Solution

The fourth proportional to 87,912,006.30, 131,868,009.45 and 60,702,227.10 is: 91,053,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,912,006.30 : 131,868,009.45 = 60,702,227.10 : x
  2. Step 2: Convert to fraction form
    87,912,006.30/131,868,009.45 = 60,702,227.10/x
  3. Step 3: Cross multiply
    87,912,006.30x = 131,868,009.45 × 60,702,227.10
  4. Step 4: Simplify right side
    87,912,006.30x = 8,004,681,856,858,846
  5. Step 5: Solve for x
    x = 8,004,681,856,858,846/87,912,006.30
  6. Step 6: Final answer
    x = 91,053,340.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.